This podcast episode explores the figurative meaning of the phrase "heavy lifting" and how it is commonly used in English conversations. The hosts discuss how the phrase refers to doing the most difficult part of a job or project, using examples such as organizing a wedding or taking care of a sick family member. They also highlight the importance of self-care when shouldering a mental load. Overall, the section sheds light on the figurative usage of "heavy lifting" and provides insight into its application in daily life.